Electric field enhancement and far-field radiation pattern of the nanoantenna with concentric rings.
Research
RF Safe Research Library
Jan 1, 2014
This engineering study evaluates a nanoantenna design that combines concentric gold rings with a directivity-enhanced Raman scattering structure. Using finite-difference time-domain simulations and SERS measurements on fabricated devices with thiophenol, the authors report stronger electric field enhancement,…
The Relationship between Mental Health and Addiction to Mobile Phones among University Students of Shahrekord, Iran.
Research
RF Safe Research Library
Jan 1, 2014
This cross-sectional survey examined associations between mobile phone addiction-related behaviors and mental health symptoms among 296 university students in Shahrekord, Iran. Several mobile phone addiction behavior categories were reported to be significantly inversely correlated with mental health scores. The…
Effect of sputtering power on structural and optical properties of radio frequency-sputtered In2S3 thin films.
Research
RF Safe Research Library
Jan 1, 2014
This engineering/materials study examined how RF magnetron sputtering power affects the structural and optical properties of In2S3 thin films intended as a CdS buffer substitute in CIGS solar cells. Films deposited at 60–120 W were characterized using XRD, AFM, EDS, and UV-visible spectrophotometry. The films were…
[Study of the influence of uniform transverse magnetic field on the dose distribution of high energy electron beam using Monte Carlo method].
Research
RF Safe Research Library
Jan 1, 2014
This engineering/medical physics study used Monte Carlo simulations to examine how a uniform transverse magnetic field affects the dose distribution of a 30 MeV electron beam in a water phantom. The abstract reports substantial changes in depth-dose, including reduced range and a pronounced end-of-range dose peak…
[The activity of prooxidant-antioxidant system in loach embryos under the action of microwave radiation].
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined oxidative stress and antioxidant defenses in loach embryos exposed to GSM 900 MHz microwave radiation (SAR 1.1 W/kg) for 1–20 minutes during early embryogenesis. The authors report significant changes in lipid peroxidation products and altered antioxidant enzyme activities. They conclude…
[Effect of low-intensity 900 MHz frequency electromagnetic radiation on rat liver and blood serum enzyme activities].
Research
RF Safe Research Library
Jan 1, 2014
This animal study compared rat liver and blood serum enzyme activities after a total two-hour exposure to low-intensity 900 MHz electromagnetic fields delivered as either a single or fractional schedule. The authors report that creatine kinase (liver and serum) and serum alkaline phosphatase were the most sensitive…
[State of the reproductive systemin in male rats of 1st generation obtained from irradiated parents and exposed to electromagnetic radiation (897 MHz) during embryogenesis and postnatal development].
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined prolonged 897 MHz electromagnetic radiation exposure (8 h/day) in first-generation male rats from irradiated parents, with exposure during embryogenesis and postnatal development. The abstract reports fewer births and a sex ratio shift toward more males. It also reports accelerated male…
[Dynamics of biomacromolecules in coherent electromagnetic radiation field].
Research
RF Safe Research Library
Jan 1, 2014
The abstract describes a mechanism by which coherent electromagnetic fields may induce oscillations and periodic shifts in biomacromolecules without requiring radiation absorption. This effect is attributed to modulation of interaction potentials among atoms/groups involved in non-valence bonds. The authors state…
[Mechanism of action of combined extremely weak magnetic field on aqueous solution of amino acid].
Research
RF Safe Research Library
Jan 1, 2014
The paper reviews and analyzes mechanisms for resonance action of extremely weak alternating magnetic fields (40 nT) combined with weak static fields (40 μT), tuned to cyclotron frequencies. It references prior reports of narrow resonant peaks in electrical conductivity of aqueous solutions and biomedical effects in…
Design of an ultra low power third order continuous time current mode ΣΔ modulator for WLAN applications.
Research
RF Safe Research Library
Jan 1, 2014
This engineering paper describes a third-order continuous-time current-mode ΣΔ modulator designed for WLAN 802.11b applications. It proposes a modified current mirror integrator and a dynamic latch-based current comparator aimed at improving bandwidth, linearity, and sampling rate. The authors report >60 dB dynamic…
Molecular dynamics study of response of liquid N,N-dimethylformamide to externally applied electric field using a polarizable force field.
Research
RF Safe Research Library
Jan 1, 2014
This molecular dynamics simulation study examined liquid N,N-dimethylformamide exposed to uniform external electric fields from 0.001 to 1 V/nm using an extended AMOEBA polarizable force field. The authors report that fields above 0.01 V/nm significantly altered the liquid’s structure and a range of molecular and…
Non-linear adaptive phenomena which decrease the risk of infection after pre-exposure to radiofrequency radiation.
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined whether pre-exposure to radiofrequency radiation (from a GSM mobile phone) alters survival after subsequent Escherichia coli infection. The abstract reports higher survival in the group receiving both RF pre-exposure and bacterial challenge than in the group receiving only the bacterial…
An ephaptic transmission model of CA3 pyramidal cells: an investigation into electric field effects.
Research
RF Safe Research Library
Jan 1, 2014
This paper presents a two-compartment computational model of CA3 pyramidal neurons to investigate how extracellular electric fields influence neuronal behavior via ephaptic transmission. The model is matched to subthreshold experimental responses at rest and used to analyze how DC and sinusoidal fields affect…
Modification of catalase and MAPK in Vicia faba cultivated in soil with high natural radioactivity and treated with a static magnetic field.
Research
RF Safe Research Library
Jan 1, 2014
This plant study examined effects of a 30 mT static magnetic field and cultivation in soil with high natural radioactivity on oxidative stress-related markers in Vicia faba. The abstract reports significant changes in catalase and MAPK gene expression in treated plants versus controls. Catalase activity and H2O2…
Effects of ultraviolet irradiation, pulsed electric field, hot water and ethanol vapours treatment on functional properties of mung bean sprouts.
Research
RF Safe Research Library
Jan 1, 2014
This study examined how pulsed electric field, hot water dip, ethanol vapours, and UV irradiation affected antioxidant-related properties of mung bean sprouts during storage at room and low temperatures. Ethanol vapour-treated sprouts had the highest ascorbic acid, total phenols, and antioxidant activity. Polyphenol…
Exposure to extremely low-frequency electromagnetic fields inhibits T-type calcium channels via AA/LTE4 signaling pathway.
Research
RF Safe Research Library
Jan 1, 2014
This in vitro study examined 50 Hz ELF-EMF effects on human T-type calcium channels expressed in HEK293 cells and on native T-type channels in primary cultured mouse cortical neurons. The authors report that ELF-EMF (0.2 mT) inhibited Cav3.1, Cav3.2, and Cav3.3 channel activity without changing Cav3.2 expression or…
Sensory transduction of weak electromagnetic fields: role of glutamate neurotransmission mediated by NMDA receptors.
Research
RF Safe Research Library
Jan 1, 2014
This rat EEG study reports that weak electromagnetic fields elicited evoked potentials in awake animals but not under anesthesia that included ketamine. Xylazine anesthesia did not eliminate EMF-evoked potentials, whereas ketamine (an NMDA receptor antagonist) was associated with absence of both EMF-evoked and…
Effects of 900 MHz electromagnetic field emitted by cellular phones on electrocardiograms of guinea pigs.
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined whether RF-EMF from cellular phones affects electrocardiograms in guinea pigs. Thirty guinea pigs were randomized to control (no exposure) or RF-EMF exposure (890–915 MHz; SAR 0.95 W/kg) for 12 hours per day over 30 days. The study reports no significant effects on ECG findings under these…
Spatial learning, monoamines and oxidative stress in rats exposed to 900 MHz electromagnetic field in combination with iron overload.
Research
RF Safe Research Library
Jan 1, 2014
This animal study tested whether 900 MHz EMF exposure, alone or combined with brain iron overload, affects cognition and brain biochemistry in Long-Evans rats. EMF-exposed rats showed impairment in an object exploration task and changes in monoamine content (notably in the hippocampus), while other spatial…
The alteration of spontaneous low frequency oscillations caused by acute electromagnetic fields exposure.
Research
RF Safe Research Library
Jan 1, 2014
This double-blind, randomized, crossover study examined whether 30 minutes of near-field LTE radiofrequency exposure near the right ear alters resting-state brain activity measured by fMRI. The authors report decreased ALFF in multiple temporal and frontal/paracentral regions after real exposure compared with sham,…
A pilot neighborhood study towards establishing a benchmark for reducing electromagnetic field levels within single family residential dwellings.
Research
RF Safe Research Library
Jan 1, 2014
This pilot study reports EMF field audits in 29 single-family residential dwellings in an urban Toronto neighborhood, measuring RF, power-frequency electric and magnetic fields, and high-frequency voltage transients. The authors frame EMF as an indoor pollutant and note a lack of international consensus on exposure…
Assessing of plasma protein denaturation induced by exposure to cadmium, electromagnetic fields and their combined actions on rat.
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined whether cadmium, EMF exposure, or their combination affects oxidative damage and protein structure in rat plasma. The authors report increased oxidative protein damage markers and changes in protein-related measures after cadmium and/or EMF exposure. Effects were described as more…
Investigating short-term exposure to electromagnetic fields on reproductive capacity of invertebrates in the field situation.
Research
RF Safe Research Library
Jan 1, 2014
This field experiment examined short-term (48-hour) exposure to RF EMF from a GSM 900 MHz mobile phone base station on reproductive endpoints in four invertebrate species. The study reports no significant effects of exposure metrics on fecundity or number of offspring, and notes that distance was not a suitable proxy…
Exposure Knowledge and Risk Perception of RF EMF.
Research
RF Safe Research Library
Jan 1, 2014
This cross-sectional survey study (LEXNET project) examined how subjective exposure knowledge relates to risk perception (RP) for different RF EMF sources. Respondents were more concerned about base stations than other sources. Regression results suggested that most exposure-characteristic features (except distance)…
Cell hydration as a biomarker for estimation of biological effects of nonionizing radiation on cells and organisms.
Research
RF Safe Research Library
Jan 1, 2014
This comparative study examined how distilled water pretreated by different nonionizing radiation modalities (mechanical vibration/infrasound, static magnetic field, ELF EMF, and microwave) affected hydration of barley seeds in dormant versus germination periods. The authors report greater sensitivity of hydration to…